Client/GameClient/Assets/Game/HotUpdate/Views/DressUp/PhotographSaveView.cs

using System;
using System.Collections;
using System.IO;
using FairyGUI;
using UI.DressUp;
using UnityEngine;

namespace GFGGame
{
    public class PhotographSaveView : BaseView
    {
        private UI_PhotographSaveUI _ui;
        protected override void OnInit()
        {
            base.OnInit();
            packageName = UI_PhotographUI.PACKAGE_NAME;
            _ui = UI_PhotographSaveUI.Create();
            viewCom = _ui.target;
            isfullScreen = true;

            _ui.m_btnClose.onClick.Add(this.Hide);
            _ui.m_btnSave.onClick.Add(this.OnClickBtnSave);
        }
        protected override void OnShown()
        {
            base.OnShown();
            Texture2D tex = this.viewData as Texture2D;
            _ui.m_imgRes.texture = new NTexture(tex);
            float width = _ui.m_imgBorder.width;
            float height = width * tex.height / tex.width;
            _ui.m_imgRes.SetSize(width, height);
            _ui.m_imgBorder.SetSize(width, height + 12);
        }
        private void OnClickBtnSave()
        {


            string path = Application.persistentDataPath;
            Debug.Log("文件路径path:" + path);


#if UNITY_ANDROID
            int index = Application.persistentDataPath.IndexOf("Android");
            path = index < 0 ? path : Application.persistentDataPath.Substring(0, index);

             path = "/sdcard/DCIM/";

#endif
            //判断目录是否存在，不存在则会创建目录
            if (!Directory.Exists(path))
            {
                try
                {
                    Directory.CreateDirectory(path);
                }
                catch (Exception exception)
                {
                    throw new Exception("创建文件夹失败, error:" + exception.Message);

                }
            }
            string fileName = DateUtils.Instance.GetCurTime() + ".png";


            Debug.Log("文件路径:" + path);
            Texture2D tex = this.viewData as Texture2D;
            byte[] bytes = tex.EncodeToPNG();//将纹理数据，转化成一个png图片
            var filePath = path + fileName;
            File.WriteAllBytes(filePath, bytes);
            //GetSaveState(path);
            savePngAndUpdate(filePath);
        }


        //调用iOS或Android原生方法保存图片后更新相册.
        private void savePngAndUpdate(string fileName)
        {
#if UNITY_ANDROID
            GetAndroidJavaObject().Call("scanFile", fileName, "保存成功辣٩(๑>◡<๑)۶ "); //这里我们可以设置保存成功弹窗内容
#endif
        }

        //用于获取Android原生方法类对象
        private AndroidJavaObject GetAndroidJavaObject()
        {
            return new AndroidJavaObject("com.gfg.gfglibrary.SaveImage"); //设置成我们aar库中的签名+类名
        }

        private void GetSaveState(string path)
        {

            Timers.inst.Add(1, 10, (param) =>
            {
                if (File.Exists(path))
                {
                    string[] paths = { path };
                    ScanFile(paths);
                    PromptController.Instance.ShowFloatTextPrompt("保存成功");
                }
            });
        }
        //刷新图片，显示到相册中
        void ScanFile(string[] path)
        {
            using (AndroidJavaClass PlayerActivity = new AndroidJavaClass("com.unity3d.player.UnityPlayer"))
            {
                AndroidJavaObject playerActivity = PlayerActivity.GetStatic<AndroidJavaObject>("currentActivity");
                using (AndroidJavaObject Conn = new AndroidJavaObject("android.media.MediaScannerConnection", playerActivity, null))
                {
                    Conn.CallStatic("scanFile", playerActivity, path, null, null);
                }
            }
        }
        protected override void OnHide()
        {
            base.OnHide();
        }
        public override void Dispose()
        {
            base.Dispose();
        }
    }
}